Metsä Board Natural FBB

An uncoated folding boxboard for natural luxury

MetsäBoard Natural FBB is an uncoated folding boxboard for natural luxury. It reflects today’s high-end packaging trends with its natural look and feel with a sense of authenticity. MetsäBoard Natural FBB is a rigid board with an aesthetic appearance. This OBA-free paperboard is approved for direct food contact globally.

MetsäBoard Natural FBB is available in a basis weight range of 175–325 g/m² (12.2–24.0 PT). It’s suitable for offset and flexo printing.

PRINTING METHODS

Offset
Flexo

CERTIFICATES

FSC^® (on request)
PEFC (on request)

FEATURES

Bleached chemical pulp
Bleached chemi-thermo-mechanical pulp (BCTMP)
Bleached chemical pulp

RECOMMENDED FOR:

Pharmaceutical

Healthcare

Beautycare

Food*, suitable for frozen and chilled food, folding trays, paper plates and fast food applications

Beverage

*Suitable for food contact as specified in Mill declaration; contact ProntoPack for details of restrictions and/or limitations.
Country specific limitations may be applied.

Property	Unit	Method	Tolerance	Values											Standard
Grammage	gr/m^2		± 2%	175	190	200	210	225	235	245	260	270	295	325	ISO 536
Bending stiffness CD	mNm	Taber 15"	± 15%	4.0	4.8	5.7	6.8	8.3	9.2	10.2	11.8	13.2	16.2	19.2	ISO 2493
Bending stiffness MD	mNm	Taber 15"	± 15%	8.0	9.9	11.3	13.7	16.7	18.6	20.4	23.5	26.5	32.7	38.2	ISO 2493
Thickness	µm		± 3%	310	335	360	385	415	435	455	485	505	555	610	ISO 534
Moisture content	%		± 1.0	7.0	7.0	7.0	7.2	7.5	7.7	7.7	7.8	8.1	8.3	8.5	ISO 287
Brightness	%	C/2°	± 1	80.5	80.5	80.5	80.5	80.5	80.5	80.5	80.5	80.5	80.5	80.5	ISO 2470-1
Water absorption top - edge	gr/m^2	Cobb.3 min		≤40	≤40	≤40	≤40	≤40	≤40	≤40	≤40	≤40	≤40	≤40	ISO 535
Water absorption back	gr/m^2	Cobb.3 min		≤50	≤50	≤50	≤50	≤50	≤50	≤50	≤50	≤50	≤50	≤50	ISO 535
Robinson test		12 months stored under normal conditions		<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	<1	EN1230-2